jacket vs peel

jacket and peel both are nouns.

Word	Noun	Adjective	Verb	Adverb
jacket	Yes	No	Yes	No
peel	Yes	No	Yes	No

As nouns, peel is a hypernym of jacket; that is, peel is a word with a broader meaning than jacket:

Other hypernyms of jacket include skin.

jacket (noun)	peel (noun)
a short coat	the rind of a fruit or vegetable
an outer wrapping or casing
(dentistry) dental appliance consisting of an artificial crown for a broken or decayed tooth
the tough metal shell casing for certain kinds of ammunition
the outer skin of a potato

jacket (verb)	peel (verb)
put a jacket on	get undressed
provide with a thermally non-conducting cover	remove the skin from
	come off in flakes or thin small pieces